[pgpool-general: 7898] Re: Rejecting database mutations without a quorum

Tatsuo Ishii ishii at sraoss.co.jp
Thu Nov 25 19:06:52 JST 2021

>> On the other hand I understand your motivation. Allowing to have a
>>> command which is called when watchdog quorum status changes might be a
>>> good idea.
>> This would be of tremendous help for us, because it will allow us to plug
>> in our own behavior driven directly by Pgpool. This would eliminate the
>> need to poll Pgpool, which I fear will be too unreliable. If a poll fails
>> due to a short glitch, I do not want to bring down a node right away. Also,
>> if the process doing the polling fails for whatever reason, the whole setup
>> will be at risk of corruption.
>> Do you have any concrete plans to implement this callback?

Not yet. We will discuss the idea for Pgpool-II 4.4.

Best reagards,
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php

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